Shedd Aquarium trainer Christy Sterling with the new baby rockhopper penguin. Shedd Aquarium~Brenna Hernandez

Shedd Aquarium trainer Christy Sterling weighs the new baby rockhopper penguin. Shedd Aquarium~Brenna Hernandez

Shedd Aquarium announced the successful birth of a healthy rockhopper penguin (Eudyptes chrysocome) chick. The young bird hatched at the aquarium just under a month ago, and is gaining weight, eating and building a relationship with its feathery neighbors on exhibit in Polar Play Zone. Shedd Aquarium~Brenna Hernandez

Shedd Aquarium announced the successful birth of a healthy rockhopper penguin (Eudyptes chrysocome) chick. The young bird hatched at the aquarium just under a month ago, and is gaining weight, eating and building a relationship with its feathery neighbors on exhibit in Polar Play Zone. Shedd Aquarium~Brenna Hernandez

Shedd Aquarium announced the successful birth of a healthy rockhopper penguin (Eudyptes chrysocome) chick. The young bird hatched at the aquarium just under a month ago, and is gaining weight, eating and building a relationship with its feathery neighbors on exhibit in Polar Play Zone. Shedd Aquarium~Brenna Hernandez